1. Exhaust System Kits On Sale
  2. sku: 8752370216209791
  3. MAC AUTO 189018

MAC AUTO PARTS 189018 Exhaust Manifolds Left Right Gaskets SK674736 Van 6.6L

fits model: 2500, 3500. make: Gmc. year: 2006–2015.

189018 Mac Auto Parts Exhaust Manifolds Left And Right Gaskets For 06-15 Gmc Express Van 2500 3500 6.6l

( Brand: Mac Auto Parts ), ( Type: Exhaust Manifold ), ( Items Included: Gasket, Mounting Hardware, Shield ), ( Substrate Material: Iron ), ( Material: Cast Iron ), ( Features: Heat-resistant, Left Right Exhaust ), ( Fuel Type: Diesel ), ( Placement On Vehicle: Left, Right ), ( Manufacturer Part Number: 189018 ), ( Oe/oem Part Number: 12637647 12624684 97224587, 12624683 97224586 ), ( Performance Part: No ), ( Mounting Style: Bolt-on ), ( Manufacturer Warranty: 10 Years ), ( Ipn: Sk674736 Sk674731 674736 674731 )

Review MAC AUTO PARTS Exhaust Manifolds Left And Right Gaskets Gmc Express Van 6.6l fits 2500 3500 2006–2015

Introducing the MAC Aluminum Exhaust Manifolds and Gaskets (Part Numbers: 189018 for left and 189019 for right) designed specifically for GMC vans from the model years 2006 to 2015 with the 6.6L Duramax engine. These high-performance components offer superior fitment, durability, and efficiency for your heavy-duty vehicle.

The MAC Aluminum Exhaust Manifolds are engineered with precision to replace the factory cast iron manifolds. Constructed from lightweight yet robust aluminum, these manifolds significantly reduce the weight of your exhaust system, leading to improved fuel economy and enhanced vehicle performance. They feature a unique design with integrated exhaust gas recirculation (EGR) coolers and three-bolt exhaust flanges for a secure connection to the catalytic converter.

The included MAC Exhaust Manifold Gaskets (left and right) are meticulously crafted from a high-temperature, heat-resistant material to ensure a perfect seal between the exhaust manifolds and the engine block. These gaskets are designed to withstand the extreme temperatures and pressures encountered in the exhaust system, ensuring reliable performance and preventing leaks.

These components are an excellent choice for those seeking to upgrade their exhaust system for increased power, efficiency, and durability. MAC's attention to detail and commitment to quality make these exhaust manifolds and gaskets an excellent investment for your GMC van.

Installing these components is a straightforward process, and they are compatible with the factory exhaust system, making them a direct replacement option for your vehicle. With MAC's exhaust manifolds and gaskets, you can enjoy the peace of mind that comes with knowing you have top-quality components installed on your GMC van.

Buying Mac Auto Parts 189018 exhaust manifolds for 06-15 GMC 2500 and 3500 6.6L vehicles comes with both advantages and disadvantages. Here's a detailed analysis of each:

Advantages:

1. Quality: Mac Auto Parts are known for their high-quality aftermarket exhaust manifolds. They are manufactured to meet or exceed OEM specifications to ensure durability and reliability.

2. Performance: Mac exhaust manifolds can improve engine performance by providing better exhaust flow and reducing back pressure.

3. Availability: Mac exhaust manifolds are widely available from various automotive retailers, both online and offline. This makes it convenient for customers to purchase them.

4. Price: Mac exhaust manifolds are often more affordable than OEM parts, providing a cost-effective solution for vehicle owners looking to save money.

Disadvantages:

1. Installation Complexity: Installing aftermarket exhaust manifolds can be a complex process that requires specialized tools and knowledge. It may be best to have a professional mechanic perform the installation to ensure proper fitment and function.

2. Compatibility: While Mac exhaust manifolds are designed to fit most 06-15 GMC 2500 and 3500 6.6L vehicles, it is essential to ensure compatibility before purchasing. Customers should check the specifications carefully and consult with a mechanic or the parts supplier if they have any doubts.

3. Warranty: Mac Auto Parts may not offer the same level of warranty coverage as OEM parts. Customers should check the warranty terms carefully before making a purchase.

Conclusion:

Mac Auto Parts 189018 exhaust manifolds for 06-15 GMC 2500 and 3500 6.6L vehicles offer several advantages, including high quality, improved performance, availability, and affordability. However, they also come with some disadvantages, such as installation complexity, compatibility concerns, and potentially limited warranty coverage.

Recommendation:

If you are confident in your mechanical skills and have the necessary tools, purchasing Mac Auto Parts 189018 exhaust manifolds can be a cost-effective solution for improving your vehicle's exhaust flow and engine performance. However, if you have any doubts about compatibility or installation, it is recommended to consult with a professional mechanic or the parts supplier before making a purchase. Additionally, it is essential to consider the potential warranty coverage and ensure that it meets your needs.

specifications frazzlekits:

  • for models: 2500, 3500
  • for makes: Gmc
  • for years: 2006-2015
  • brand: Mac Auto Parts
  • type: Exhaust Manifold
  • items included: Gasket, Mounting Hardware, Shield
  • substrate material: Iron
  • material: Cast Iron
  • features: Heat-resistant, Left Right Exhaust
  • fuel type: Diesel
  • placement on vehicle: Left, Right
  • manufacturer part number: 189018
  • oe/oem part number: 12637647 12624684 97224587, 12624683 97224586
  • performance part: No
  • mounting style: Bolt-on
  • manufacturer warranty: 10 Years
  • interchange part number: SK674736 SK674731 674736 674731

seller frazzlekits:

  • # reviews: 189037
  • rating: 99.1%

shipping frazzlekits:

  • type: Fixed
  • transit: 5-8 Days
  • class: Expedited
  • cost: $0.00
  • service: Expedited

payments frazzlekits:

  • other
  • credit card: Discover
  • wallet: Google-pay

general frazzlekits:

  • condition: New
  • Car Truck Parts Accessories > Exhaust Emission Systems > Manifolds Headers

offer frazzlekits:

  • availability: In Stock
  • options: Ship-to-home
  • started: November 26, 2025
  • sold: 0
  • quantity: 10

returns frazzlekits:

  • policy: Returns Accepted
  • time: 60 Days
  • paid by: Seller
for models: 2500, 3500, for makes: gmc, for years: 2006-2015, type: exhaust manifold, items included: gasket, mounting hardware, shield, substrate material: iron, features: heat-resistant, left right exhaust, fuel type: diesel, placement on vehicle: left, right, oe/oem part number: 12637647 12624684 97224587, 12624683 97224586, performance part: no, mounting style: bolt-on, manufacturer warranty: 10 years,
category: auto parts > car truck parts accessories > exhaust emission systems > manifolds headers, material: cast iron, sku: 8752370216209791,

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